private void renameKey(int id, int db, String oldContainer,
String newContainer, boolean overwritten,
Set<String> failContainer, Node node) {
String newKey = node.getKey().replaceFirst(oldContainer, newContainer);
RenameKey command1 = new RenameKey(id, db, node.getKey(), newKey, overwritten);
command1.execute();
if(!overwritten && command1.getResult() == 0)
failContainer.add(newKey);
}